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Select up to 4 generators to compare specs, power output, noise levels, runtime and more. Your compare URL is shareable.

  • Powerhorse 2500i
  • Pulsar PGD40iSCO
  • Model 2500i
    Model 2500i

    Powerhorse 1,800W Gas Generator

    1800W
    Running
    62 dB
    Noise
    View details
  • Model PGD40iSCO
    Model PGD40iSCO

    Pulsar 3,200W Gas Generator

    3200W
    Running
    59 dB
    Noise
    View details
Quick charts
Each chart uses its own Y-axis scale (so numbers are comparable within a chart).
Running watts
W
Starting watts
W
Noise
dB
Runtime @50%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
Generator Specifications Comparison
SpecificationPowerhorse 2500iPulsar PGD40iSCO
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterYesYes
Parallel capableYesYes
RV readyNoYes
Running watts
1800 W
Winner: Winner: 3200 W
Starting watts
2500 W
Winner: Winner: 4000 W
Noise (lower limit)
62 dB
Winner: Winner: 59 dB
Weight
48.3 lbs
Winner: Winner: 46 lbs
Run time @50% load
Winner: Winner: 9.5 h
4.5 h
Run time @25% load
10.5 h
Not available
Fuel tank
1.2 gal
1 gal
Fuel gaugeNoNo
Approx. dimensions (L × W × H)
20.4 x 12.5 x 18.3
18.9 x 11.4 x 17.3
Electrical
Voltage (AC)
120
120
Voltage (DC)
Not available
Not available
GFCI outletsNoNo
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
3 %
Not available
Engine
Engine
80 cc OHV 4-stroke
145 cc Ducar OHV 4-stroke
Alternator
Not available
Not available
Starting system
Recoil
Recoil
Warranty
Warranty
2 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
Not available
3200 W
Starting watts
2500 W
4000 W
Running amps (120V)
Not available
Not available
Running amps (240V)
Not available
Not available
Peak amps (120V)
Not available
Not available
Peak amps (240V)
Not available
Not available
Run time @50% load
9.5 h
4.5 h
Run time @25% load
10.5 h
Not available
Other
Data center
Not available
Not available
Indicators
true
true
Compliance
EPA, ANSI/PGMA G300-2023
CARB, EPA
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Floating
Floating
UPC
840321763969
814726027674
Core / High-priority specs
Running Watts (Gasoline)
Not available
3200
Starting Watts (Gasoline)
2500
4000
Runtime @ 50% Load (Gasoline)
9.5
4.5
Runtime @ 25% Load (Gasoline)
10.5
Not available
AC Outlet Types
1x Duplex 120V 20A (5-20R); 1x 120V 30A (L5-30R)
1x Duplex 120V 20A (5-20R)1x 120V 30A (TT-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
80 cc OHV 4-stroke
OHV 4-stroke
Engine Displacement
80
145
Engine Oil Type
Not available
10W-30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
10.5
Not available
Runtime @ 50% Load (Gasoline)
9.5
4.5
Safety & compliance
Overload Protection System
Low oil and overload protection, CO monitoring
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Included Accessories
Funnel and tool kit
Not available
Warranty & identification
Commercial Warranty
2
3
Additional specs
Summary
The Powerhorse 2500i is a portable inverter generator delivering 2,500 surge watts and 1,800 rated watts, featuring a quiet 52dB operation, CO shutdown function, and parallel-ready design for increased power needs.
The Pulsar PGD40iSCO is a 4,000-watt inverter generator featuring a 145cc OHV air-cooled engine, providing 3,200 running watts and 4,000 peak watts. It operates quietly at 59 dB and offers up to 4.5 hours of runtime at half load. Equipped with CO Sentry for carbon monoxide detection, it ensures safety during operation.
  • Most Powerful
    Pulsar PGD40iSCO
    3200W running
  • Quietest
    Pulsar PGD40iSCO
    59 dB
  • Longest Runtime
    Powerhorse 2500i
    9.5h at 50% load
Where to buy
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Powerhorse 2500i
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Pulsar PGD40iSCO
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